u-boot/board/freescale/vf610twr/vf610twr.c
Anthony Felice 4b8cdd484c vf610twr: Fix typo in DRAM init
This commit fixes a typo in vf610twr DRAM init that was causing a hang in
U-Boot for the Vybrid Tower. This typo was introduced in commit 3f353cecc
(vf610: refactor DDRMC code).

Signed-off-by: Anthony Felice <tony.felice@timesys.com>
Reviewed-by: Fabio Estevam <fabio.estevam@freescale.com>
2015-10-16 07:21:09 -04:00

387 lines
11 KiB
C

/*
* Copyright 2013 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux-vf610.h>
#include <asm/arch/ddrmc-vf610.h>
#include <asm/arch/crm_regs.h>
#include <asm/arch/clock.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <miiphy.h>
#include <netdev.h>
#include <i2c.h>
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_25ohm | PAD_CTL_OBE_IBE_ENABLE)
#define ESDHC_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \
PAD_CTL_DSE_20ohm | PAD_CTL_OBE_IBE_ENABLE)
#define ENET_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \
PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE)
static struct ddrmc_cr_setting vf610twr_cr_settings[] = {
/* levelling */
{ DDRMC_CR97_WRLVL_EN, 97 },
{ DDRMC_CR98_WRLVL_DL_0(0), 98 },
{ DDRMC_CR99_WRLVL_DL_1(0), 99 },
{ DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 },
{ DDRMC_CR105_RDLVL_DL_0(0), 105 },
{ DDRMC_CR106_RDLVL_GTDL_0(4), 106 },
{ DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 },
/* AXI */
{ DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 },
{ DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 },
{ DDRMC_CR120_AXI0_PRI1_RPRI(2) |
DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 },
{ DDRMC_CR121_AXI0_PRI3_RPRI(2) |
DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 },
{ DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) |
DDRMC_CR122_AXI0_PRIRLX(100), 122 },
{ DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) |
DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 },
{ DDRMC_CR124_AXI1_PRIRLX(100), 124 },
{ DDRMC_CR126_PHY_RDLAT(8), 126 },
{ DDRMC_CR132_WRLAT_ADJ(5) |
DDRMC_CR132_RDLAT_ADJ(6), 132 },
{ DDRMC_CR137_PHYCTL_DL(2), 137 },
{ DDRMC_CR138_PHY_WRLV_MXDL(256) |
DDRMC_CR138_PHYDRAM_CK_EN(1), 138 },
{ DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) |
DDRMC_CR139_PHY_WRLV_DLL(3) |
DDRMC_CR139_PHY_WRLV_EN(3), 139 },
{ DDRMC_CR140_PHY_WRLV_WW(64), 140 },
{ DDRMC_CR143_RDLV_GAT_MXDL(1536) |
DDRMC_CR143_RDLV_MXDL(128), 143 },
{ DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) |
DDRMC_CR144_PHY_RDLV_DLL(3) |
DDRMC_CR144_PHY_RDLV_EN(3), 144 },
{ DDRMC_CR145_PHY_RDLV_RR(64), 145 },
{ DDRMC_CR146_PHY_RDLVL_RESP(64), 146 },
{ DDRMC_CR147_RDLV_RESP_MASK(983040), 147 },
{ DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 },
{ DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) |
DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 },
{ DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) |
DDRMC_CR154_PAD_ZQ_MODE(1) |
DDRMC_CR154_DDR_SEL_PAD_CONTR(3) |
DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 },
{ DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 },
{ DDRMC_CR158_TWR(6), 158 },
{ DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) |
DDRMC_CR161_TODTH_WR(2), 161 },
/* end marker */
{ 0, -1 }
};
int dram_init(void)
{
static const struct ddr3_jedec_timings timings = {
.tinit = 5,
.trst_pwron = 80000,
.cke_inactive = 200000,
.wrlat = 5,
.caslat_lin = 12,
.trc = 21,
.trrd = 4,
.tccd = 4,
.tbst_int_interval = 0,
.tfaw = 20,
.trp = 6,
.twtr = 4,
.tras_min = 15,
.tmrd = 4,
.trtp = 4,
.tras_max = 28080,
.tmod = 12,
.tckesr = 4,
.tcke = 3,
.trcd_int = 6,
.tras_lockout = 0,
.tdal = 12,
.bstlen = 3,
.tdll = 512,
.trp_ab = 6,
.tref = 3120,
.trfc = 44,
.tref_int = 0,
.tpdex = 3,
.txpdll = 10,
.txsnr = 48,
.txsr = 468,
.cksrx = 5,
.cksre = 5,
.freq_chg_en = 0,
.zqcl = 256,
.zqinit = 512,
.zqcs = 64,
.ref_per_zq = 64,
.zqcs_rotate = 0,
.aprebit = 10,
.cmd_age_cnt = 64,
.age_cnt = 64,
.q_fullness = 7,
.odt_rd_mapcs0 = 0,
.odt_wr_mapcs0 = 1,
.wlmrd = 40,
.wldqsen = 25,
};
ddrmc_setup_iomux(NULL, 0);
ddrmc_ctrl_init_ddr3(&timings, vf610twr_cr_settings, NULL, 1, 3);
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
return 0;
}
static void setup_iomux_uart(void)
{
static const iomux_v3_cfg_t uart1_pads[] = {
NEW_PAD_CTRL(VF610_PAD_PTB4__UART1_TX, UART_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTB5__UART1_RX, UART_PAD_CTRL),
};
imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
}
static void setup_iomux_enet(void)
{
static const iomux_v3_cfg_t enet0_pads[] = {
NEW_PAD_CTRL(VF610_PAD_PTA6__RMII0_CLKIN, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC1__RMII0_MDIO, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC0__RMII0_MDC, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC2__RMII0_CRS_DV, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC3__RMII0_RD1, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC4__RMII0_RD0, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC5__RMII0_RXER, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC6__RMII0_TD1, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC7__RMII0_TD0, ENET_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTC8__RMII0_TXEN, ENET_PAD_CTRL),
};
imx_iomux_v3_setup_multiple_pads(enet0_pads, ARRAY_SIZE(enet0_pads));
}
static void setup_iomux_i2c(void)
{
static const iomux_v3_cfg_t i2c0_pads[] = {
VF610_PAD_PTB14__I2C0_SCL,
VF610_PAD_PTB15__I2C0_SDA,
};
imx_iomux_v3_setup_multiple_pads(i2c0_pads, ARRAY_SIZE(i2c0_pads));
}
#ifdef CONFIG_NAND_VF610_NFC
static void setup_iomux_nfc(void)
{
static const iomux_v3_cfg_t nfc_pads[] = {
VF610_PAD_PTD31__NF_IO15,
VF610_PAD_PTD30__NF_IO14,
VF610_PAD_PTD29__NF_IO13,
VF610_PAD_PTD28__NF_IO12,
VF610_PAD_PTD27__NF_IO11,
VF610_PAD_PTD26__NF_IO10,
VF610_PAD_PTD25__NF_IO9,
VF610_PAD_PTD24__NF_IO8,
VF610_PAD_PTD23__NF_IO7,
VF610_PAD_PTD22__NF_IO6,
VF610_PAD_PTD21__NF_IO5,
VF610_PAD_PTD20__NF_IO4,
VF610_PAD_PTD19__NF_IO3,
VF610_PAD_PTD18__NF_IO2,
VF610_PAD_PTD17__NF_IO1,
VF610_PAD_PTD16__NF_IO0,
VF610_PAD_PTB24__NF_WE_B,
VF610_PAD_PTB25__NF_CE0_B,
VF610_PAD_PTB27__NF_RE_B,
VF610_PAD_PTC26__NF_RB_B,
VF610_PAD_PTC27__NF_ALE,
VF610_PAD_PTC28__NF_CLE
};
imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads));
}
#endif
static void setup_iomux_qspi(void)
{
static const iomux_v3_cfg_t qspi0_pads[] = {
VF610_PAD_PTD0__QSPI0_A_QSCK,
VF610_PAD_PTD1__QSPI0_A_CS0,
VF610_PAD_PTD2__QSPI0_A_DATA3,
VF610_PAD_PTD3__QSPI0_A_DATA2,
VF610_PAD_PTD4__QSPI0_A_DATA1,
VF610_PAD_PTD5__QSPI0_A_DATA0,
VF610_PAD_PTD7__QSPI0_B_QSCK,
VF610_PAD_PTD8__QSPI0_B_CS0,
VF610_PAD_PTD9__QSPI0_B_DATA3,
VF610_PAD_PTD10__QSPI0_B_DATA2,
VF610_PAD_PTD11__QSPI0_B_DATA1,
VF610_PAD_PTD12__QSPI0_B_DATA0,
};
imx_iomux_v3_setup_multiple_pads(qspi0_pads, ARRAY_SIZE(qspi0_pads));
}
#ifdef CONFIG_FSL_ESDHC
struct fsl_esdhc_cfg esdhc_cfg[1] = {
{ESDHC1_BASE_ADDR},
};
int board_mmc_getcd(struct mmc *mmc)
{
/* eSDHC1 is always present */
return 1;
}
int board_mmc_init(bd_t *bis)
{
static const iomux_v3_cfg_t esdhc1_pads[] = {
NEW_PAD_CTRL(VF610_PAD_PTA24__ESDHC1_CLK, ESDHC_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTA25__ESDHC1_CMD, ESDHC_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTA26__ESDHC1_DAT0, ESDHC_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTA27__ESDHC1_DAT1, ESDHC_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTA28__ESDHC1_DAT2, ESDHC_PAD_CTRL),
NEW_PAD_CTRL(VF610_PAD_PTA29__ESDHC1_DAT3, ESDHC_PAD_CTRL),
};
esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
imx_iomux_v3_setup_multiple_pads(
esdhc1_pads, ARRAY_SIZE(esdhc1_pads));
return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
}
#endif
static void clock_init(void)
{
struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR;
struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR;
clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK,
CCM_CCGR0_UART1_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK,
CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK,
CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK |
CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK |
CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK |
CCM_CCGR2_QSPI0_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK,
CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK,
CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK |
CCM_CCGR4_GPC_CTRL_MASK | CCM_CCGR4_I2C0_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK,
CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK,
CCM_CCGR7_SDHC1_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK,
CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK);
clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK,
CCM_CCGR10_NFC_CTRL_MASK);
clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL2_CTRL_POWERDOWN,
ANADIG_PLL2_CTRL_ENABLE | ANADIG_PLL2_CTRL_DIV_SELECT);
clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN,
ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT);
clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK,
CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5));
clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK,
CCM_CCSR_PLL1_PFD_CLK_SEL(3) | CCM_CCSR_PLL2_PFD4_EN |
CCM_CCSR_PLL2_PFD3_EN | CCM_CCSR_PLL2_PFD2_EN |
CCM_CCSR_PLL2_PFD1_EN | CCM_CCSR_PLL1_PFD4_EN |
CCM_CCSR_PLL1_PFD3_EN | CCM_CCSR_PLL1_PFD2_EN |
CCM_CCSR_PLL1_PFD1_EN | CCM_CCSR_DDRC_CLK_SEL(1) |
CCM_CCSR_FAST_CLK_SEL(1) | CCM_CCSR_SYS_CLK_SEL(4));
clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK,
CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) |
CCM_CACRR_ARM_CLK_DIV(0));
clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK,
CCM_CSCMR1_ESDHC1_CLK_SEL(3) | CCM_CSCMR1_QSPI0_CLK_SEL(3) |
CCM_CSCMR1_NFC_CLK_SEL(0));
clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK,
CCM_CSCDR1_RMII_CLK_EN);
clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK,
CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) |
CCM_CSCDR2_NFC_EN);
clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK,
CCM_CSCDR3_QSPI0_EN | CCM_CSCDR3_QSPI0_DIV(1) |
CCM_CSCDR3_QSPI0_X2_DIV(1) | CCM_CSCDR3_QSPI0_X4_DIV(3) |
CCM_CSCDR3_NFC_PRE_DIV(5));
clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK,
CCM_CSCMR2_RMII_CLK_SEL(0));
}
static void mscm_init(void)
{
struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR;
int i;
for (i = 0; i < MSCM_IRSPRC_NUM; i++)
writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]);
}
int board_phy_config(struct phy_device *phydev)
{
if (phydev->drv->config)
phydev->drv->config(phydev);
return 0;
}
int board_early_init_f(void)
{
clock_init();
mscm_init();
setup_iomux_uart();
setup_iomux_enet();
setup_iomux_i2c();
setup_iomux_qspi();
#ifdef CONFIG_NAND_VF610_NFC
setup_iomux_nfc();
#endif
return 0;
}
int board_init(void)
{
struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR;
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
/*
* Enable external 32K Oscillator
*
* The internal clock experiences significant drift
* so we must use the external oscillator in order
* to maintain correct time in the hwclock
*/
setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN);
return 0;
}
int checkboard(void)
{
puts("Board: vf610twr\n");
return 0;
}